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nv_services: Fixes to event liberation.

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This commit is contained in:
Fernando Sahmkow 2019-06-11 17:04:24 -04:00 committed by FernandoS27
parent ea97589624
commit efdeab3a1d
1 changed files with 14 additions and 6 deletions
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20
src/core/hle/service/nvdrv/nvdrv.h
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@ -27,16 +27,17 @@ class nvdevice;
}
struct EventsInterface {
u64 events_mask;
u64 events_mask{};
std::array<Kernel::EventPair, MaxNvEvents> events;
std::array<EventState, MaxNvEvents> status;
std::array<bool, MaxNvEvents> registered;
std::array<u32, MaxNvEvents> assigned_syncpt;
std::array<u32, MaxNvEvents> assigned_value;
std::array<EventState, MaxNvEvents> status{};
std::array<bool, MaxNvEvents> registered{};
std::array<u32, MaxNvEvents> assigned_syncpt{};
std::array<u32, MaxNvEvents> assigned_value{};
u32 GetFreeEvent() {
u64 mask = events_mask;
for (u32 i = 0; i < MaxNvEvents; i++) {
if (mask & 0x1) {
const bool is_free = (mask & 0x1) == 0;
if (is_free) {
if (status[i] == EventState::Registered || status[i] == EventState::Free) {
return i;
}
@ -46,10 +47,16 @@ struct EventsInterface {
return 0xFFFFFFFF;
}
void SetEventStatus(const u32 event_id, EventState new_status) {
EventState old_status = status[event_id];
if (old_status == new_status)
return;
status[event_id] = new_status;
if (new_status == EventState::Registered) {
registered[event_id] = true;
}
if (new_status == EventState::Waiting || new_status == EventState::Busy) {
events_mask |= (1 << event_id);
}
}
void RegisterEvent(const u32 event_id) {
registered[event_id] = true;
@ -65,6 +72,7 @@ struct EventsInterface {
}
void LiberateEvent(const u32 event_id) {
status[event_id] = registered[event_id] ? EventState::Registered : EventState::Free;
events_mask &= ~(1 << event_id);
}
};